Zobrazeno 1 - 10
of 5 913
pro vyhledávání: '"blast wave"'
Publikováno v:
陆军军医大学学报, Vol 46, Iss 12, Pp 1323-1335 (2024)
Objective To establish a model of combined injury of thermal radiation and blast wave of gas explosion in closed pipeline, and investigate the characteristics of important organ injury induced by burn-blast combined injury in rats. Methods A total of
Externí odkaz:
https://doaj.org/article/697c3e79aafe4365a8f8ddf6dd13e8cd
Publikováno v:
Defence Technology, Vol 36, Iss , Pp 30-46 (2024)
Foam concrete is a prospective material in defense engineering to protect structures due to its high energy absorption capability resulted from the long plateau stage. However, stress enhancement rather than stress mitigation may happen when foam con
Externí odkaz:
https://doaj.org/article/3fcded0f614248e583cdc813a1a5c42e
Publikováno v:
Defence Technology, Vol 36, Iss , Pp 13-19 (2024)
A direct comparison is made between the effectiveness of Al, Mg, and Be powders as additional fuels in model thermobaric compositions containing 20% fuel, 20% ammonium perchlorate, and 60% RDX (1,3,5-Trinitro-1,3,5-triazacyclohexane) passivated with
Externí odkaz:
https://doaj.org/article/4e0525a349754411bfd504bd2a4c6807
Autor:
Gorbatyuk Yevgenii, Bulavka Oleg
Publikováno v:
Avtomobilʹnyj Transport (Harʹkov), Vol 53, Pp 14-22 (2023)
Problem. The problem of assessing the technical condition of stationary tower cranes of various types by expert organizations in order to determine the possibility of their further operation and the methods of capital repair is relevant. At the same
Externí odkaz:
https://doaj.org/article/a79ea59fba104d27b09234edaaad9d8c
Publikováno v:
Aerospace, Vol 11, Iss 8, p 651 (2024)
With the aim of investigating the assessment methodology for the overall damage effects on an unmanned aerial vehicle (UAV) subjected to a blast wave, the failure criteria for the typical UAV was formulated through an analysis of the structural stren
Externí odkaz:
https://doaj.org/article/cac7dd9386734696ba301fbe16f9ce0b
Publikováno v:
Defence Technology, Vol 25, Iss , Pp 203-219 (2023)
Damage assessment of the wing under blast wave is essential to the vulnerability reduction design of aircraft. This paper introduces a critical relative distance prediction method of aircraft wing damage based on the back-propagation artificial neura
Externí odkaz:
https://doaj.org/article/b5db41f045564b4d81f0f096de351a1e
Akademický článek
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Autor:
Min Ah Kang, Cheong Hee Park
Publikováno v:
IEEE Access, Vol 11, Pp 26114-26124 (2023)
To predict the damage resulting from an explosion in the middle of a city, where buildings are concentrated, the peak pressure reaching the walls of the buildings or in between buildings should be accurately and rapidly calculated. However, predictin
Externí odkaz:
https://doaj.org/article/29d0dbdd0c46442092dd6fcda60f48f1
Publikováno v:
Defence Technology, Vol 19, Iss , Pp 91-102 (2023)
This article investigates the characteristics of shock wave overpressure generated by multi-layer composite charge under different detonation modes. Combining dimensional analysis and the explosion mechanism of the charge, a peak overpressure predict
Externí odkaz:
https://doaj.org/article/2aebff4ede084bc1815400fd2f0c61d8
Publikováno v:
MATEC Web of Conferences, Vol 395, p 01082 (2024)
The problem of generating pressure waves with a profile similar to the profile of a blast wave in closed shock tubes with constant cross-section is considered. Applying non-stationary gas dynamics methods, the dimensions (lengths) of high and low pre
Externí odkaz:
https://doaj.org/article/78c944c36d3041f7a2972de0ea07d6e5